Description

C.I. Leuco Sulfur Red 10 is a specialized leuco sulfur dye intermediate, a key precursor in the synthesis of sulfur red dyes. This compound is essential for achieving the final, vibrant red colorations in various materials, offering excellent build-up and leveling properties. It is primarily required by manufacturers in the textile and leather industries for dyeing and printing applications, where consistent color strength and fastness are critical.

Application

• Primary application in the dyeing of cellulose fibers such as cotton and viscose rayon.
• Used in the printing of textiles to produce red shades with good fastness properties.
• Employed in the leather industry for coloring leather goods.
• Acts as a key intermediate for the synthesis of other sulfur dye products.
• Potential use in the coloration of paper and other specialty materials.

Basic Information

Product Name	C.I. Leuco Sulfur Red 10
CAS No.	85737-00-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Sulfur Red 10, Leuco; C.I. 53215; Leuco Sulphur Red 10; C.I. Leuco Sulphur Red 10; Leuco Sulfur Red Dye; Sulfur Dye Intermediate Red 10; Precursor for C.I. Sulfur Red 10
EINECS	Contact for details

Quality Control

Our production of C.I. Leuco Sulfur Red 10 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. The product is manufactured under controlled conditions and undergoes comprehensive analytical testing. Certificates of Analysis (COA) detailing key parameters such as color strength, purity, and solubility are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Dark colored powder or paste
Color Strength	Standard depth (vs. reference)
Solubility (in water)	Soluble (Leuco form)
Moisture Content	< 5%
Ash Content	< 2%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.